1. Plan of study for the Puget-Willamette Lowland regional aquifer system analysis, western Washington and western Oregon Author/Creator: Vaccaro, J. J., author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1992 Resource Type: Book Access & Availability: Loading
2. Geologic framework of the Columbia Plateau Aquifer System, Washington, Oregon, and Idaho Author/Creator: Drost, B. W., author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
3. Sea-water intrusion into coastal aquifers in Washington, 1978 Author/Creator: Dion, N. P. Publication/Creation: Olympia, Wash. : State of Washington, Dept. of Ecology, 1984 Resource Type: Book Access & Availability: Loading
4. The quality of ground water in the principal aquifers of southwestern Washington Author/Creator: Ebbert, J. C., author Publication/Creation: Tacoma, Washington : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
5. The quality of ground water in the principal aquifers of northeastern-north central Washington Author/Creator: Ebbert, J. C., author Publication/Creation: Tacoma, Washington : U.S. Geological Survey, 1984 Resource Type: Book Access & Availability: Loading